Wisconsin
Department of Safety and Professional Services
Trefz, Robert W
Professional Engineer
License number
9551-6
Date granted
05/18/1966
Date expires
07/31/1996
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12572217
LAST UPDATED 2024-03-28 04:53:12 UTC
LAST UPDATED 2024-03-28 04:53:12 UTC
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